Charter Communications is getting sued by STEELHEAD LICENSING, LLC over US Patent 8082318.
Civil Action No. 1:13-cv-02075-UNA; no judge yet assigned.
Filed on Dec. 20, 2013 in the U.S. District Court for the District of Delaware.
http://www.google.com/patents/US8082318
http://news.priorsmart.com/steelhead-licensing-v-charter-communications-l9GH/
STEELHEAD LICENSING, LLC looks like to be a patent troll.. I found many new cases filed by them against various telcos and ISPs.